Space & Physics

As far as annual meteor showers are concerned, 2025 has saved the best for last. This year’s Geminids are not to be missed

A scientist has identified a possible astronomical explanation for the Star of Bethlehem, as described in the Bible

Scientific American talks to the author of When the Moon Hits Your Eye, one of our best fiction picks for 2025

A partially successful test of China’s Zhuque-3 rocket shows that other countries are rapidly catching up with the U.S in the race for reusable rocketry

In our topsy-turvy universe, sometimes the farther away an object is, the bigger it seems to be

Using direct imaging, astronomers have found a brown dwarf that could help test technology for taking snapshots of Earth-like exoplanets

Jared Isaacman—the presumptive next leader of NASA—answered questions about his plans for the future of U.S. space exploration on Wednesday

New results from the MicroBooNE experiment at Fermilab found no evidence of a hypothetical fourth flavor of neutrino

Proliferating satellites are beginning to harm the science work of the beloved Hubble Space Telescope and other observatories

Scientists found evidence of a distant planet’s moon system forming

Mars is passing behind the sun, giving NASA's Perseverance rover a view of the star’s far side

A technique called interferometry can greatly magnify tiny objects on the sky, and is powerful enough to reveal the surfaces of nearby stars